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Build .so file from .c file using gcc command line
...llo.c -o hello.o
This will generate an object file (.o), now you take it and create the .so file:
gcc hello.o -shared -o libhello.so
EDIT: Suggestions from the comments:
You can use
gcc -shared -o libhello.so -fPIC hello.c
to do it in one step. – Jonathan Leffler
I also suggest to add -W...
Python argparse ignore unrecognised arguments
Optparse, the old version just ignores all unrecognised arguments and carries on. In most situations, this isn't ideal and was changed in argparse. But there are a few situations where you want to ignore any unrecognised arguments and parse the ones you've specified.
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Postgresql query between date ranges
... query my postgresql db to return results where a date is in certain month and year. In other words I would like all the values for a month-year.
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How do I create a Python function with optional arguments?
... *args, **kwargs):
for ar in args:
print ar
myfunc(a,b,c,d,e,f)
And it will print values of c,d,e,f
Similarly you could use the kwargs argument and then you could name your parameters.
def myfunc(a,b, *args, **kwargs):
c = kwargs.get('c', None)
d = kwargs.get('d', None)
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Only one expression can be specified in the select list when the subquery is not introduced with EXI
My query is as follows, and contains a subquery within it:
4 Answers
4
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How to get href value using jQuery?
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You need
var href = $(this).attr('href');
Inside a jQuery click handler, the this object refers to the element clicked, whereas in your case you're always getting the href for the first <a> on the page. This, incidentally, is why your example works but your real code doesn't
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In Python, how do I use urllib to see if a website is 404 or 200?
... edited Apr 16 '15 at 6:27
AndiDog
59.3k1616 gold badges145145 silver badges195195 bronze badges
answered Nov 13 '09 at 0:46
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Eclipse: Exclude specific packages when autocompleting a class name
...ble to specify there the packages you do not want to see.
See Java Tips and Tricks
To exclude certain types from appearing in content assist, use the type filter feature configured on the Java > Appearance > Type Filters preference page.
Types matching one of these filter patterns wil...
How to get the path of current worksheet in VBA?
I wrote a macro as an add-in, and I need to get the path of the current worksheet on which it is being executed. How do I do this? How do I get the file path (just the directory)?
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How do I forward parameters to other command in bash script?
...script can recognize them), then forward the remaining parameters to a command invoked in the script. How can I do that?
3 ...